/* roulang page: index */
:root {
            --bg-primary: #0A1917;
            --bg-card: #11221F;
            --text-main: #0F172A;
            --text-muted: #475569;
            --accent-green: #00E599;
            --accent-gold: #D4AF37;
        }
        body {
            font-family: system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", "Heiti SC", sans-serif;
            color: #334155;
            background-color: #F8FAFC;
        }
        .code-snippet {
            background: #091312;
            border: 1px solid rgba(0, 229, 153, 0.15);
            box-shadow: 0 20px 40px -15px rgba(0,0,0,0.5);
        }
        .hero-mesh {
            background-color: #0A1917;
            background-image: radial-gradient(at 0% 0%, rgba(0, 229, 153, 0.12) 0px, transparent 50%),
                              radial-gradient(at 100% 100%, rgba(212, 175, 55, 0.08) 0px, transparent 50%);
        }